FI942863A0 - RF shielding - Google Patents

RF shielding

Info

Publication number
FI942863A0
FI942863A0 FI942863A FI942863A FI942863A0 FI 942863 A0 FI942863 A0 FI 942863A0 FI 942863 A FI942863 A FI 942863A FI 942863 A FI942863 A FI 942863A FI 942863 A0 FI942863 A0 FI 942863A0
Authority
FI
Finland
Prior art keywords
shielding
Prior art date
Application number
FI942863A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI103632B1 (en
FI103632B (en
FI942863A (en
Inventor
Mikko Halttunen
Original Assignee
Nokia Mobile Phones Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Priority to FI942863A priority Critical patent/FI103632B/en
Publication of FI942863A0 publication Critical patent/FI942863A0/en
Priority to FI952982A priority patent/FI103936B1/en
Publication of FI942863A publication Critical patent/FI942863A/en
Priority to US08/907,290 priority patent/US5844166A/en
Application granted granted Critical
Publication of FI103632B1 publication Critical patent/FI103632B1/en
Publication of FI103632B publication Critical patent/FI103632B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/054—Optical elements
    • H01H2219/062—Light conductor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00—Applications
    • H01H2231/022—Telephone handset
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/004—High frequency adaptation or shielding

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Liquid Crystal (AREA)
FI942863A 1994-06-16 1994-06-16 Rf protection FI103632B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI942863A FI103632B (en) 1994-06-16 1994-06-16 Rf protection
FI952982A FI103936B1 (en) 1994-06-16 1995-06-16 Radio frequency screen
US08/907,290 US5844166A (en) 1994-06-16 1997-08-06 Lattice RF shield

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI942863A FI103632B (en) 1994-06-16 1994-06-16 Rf protection
FI942863 1994-06-16

Publications (4)

Publication Number Publication Date
FI942863A0 true FI942863A0 (en) 1994-06-16
FI942863A FI942863A (en) 1995-12-17
FI103632B1 FI103632B1 (en) 1999-07-30
FI103632B FI103632B (en) 1999-07-30

Family

ID=8540933

Family Applications (1)

Application Number Title Priority Date Filing Date
FI942863A FI103632B (en) 1994-06-16 1994-06-16 Rf protection

Country Status (2)

Country Link
US (1) US5844166A (en)
FI (1) FI103632B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI956226A (en) * 1995-12-22 1997-06-23 Nokia Mobile Phones Ltd Method and apparatus for electromagnetic protection of an electromagnetic agent
US6026283A (en) * 1997-12-05 2000-02-15 Ericsson Inc. Electrically conductive keypad lightguides
JP4038265B2 (en) * 1998-02-17 2008-01-23 セイコープレシジョン株式会社 Sheet switch with EL
DE19815014C2 (en) * 1998-04-03 2002-02-14 Bosch Gmbh Robert telecommunication terminal
US6252159B1 (en) * 1999-01-21 2001-06-26 Sony Corporation EMI/RFI and vibration resistant electronics enclosure
JP3758878B2 (en) * 1999-02-12 2006-03-22 松下電器産業株式会社 Mobile terminal device
FI990330A (en) * 1999-02-17 2000-08-18 Nokia Mobile Phones Ltd Mechanical structure and configuration method of the portable communication device
JP3813379B2 (en) * 1999-04-30 2006-08-23 シャープ株式会社 Communication device and manufacturing method thereof
US6977808B2 (en) * 1999-05-14 2005-12-20 Apple Computer, Inc. Display housing for computing device
US6304458B1 (en) 1999-09-22 2001-10-16 Ericsson Inc RF shielded LCD assembly and PCB assembly including the same
FI108186B (en) * 1999-09-29 2001-11-30 Nokia Mobile Phones Ltd Display frame with integrated ESD protection and user interface structure
JP2001285432A (en) * 2000-04-03 2001-10-12 Matsushita Electric Ind Co Ltd Portable radio equipment
JP2002101194A (en) * 2000-09-26 2002-04-05 Toshiba Corp Mobile communication terminal device
KR100438549B1 (en) 2001-11-09 2004-07-03 엘지전자 주식회사 Lcd apparatus for mobile phone
US7071394B1 (en) * 2004-01-30 2006-07-04 Pioneer Hi-Bred International, Inc. Inbred corn line PHD90
TW200708214A (en) * 2005-08-04 2007-02-16 Speed Tech Corp Key pad assembly and fabricating method thereof
US7832628B2 (en) * 2005-10-21 2010-11-16 Verifone, Inc. Protective cover for terminal keypad security switches
US7220902B2 (en) * 2006-01-31 2007-05-22 Pioneer Hi-Bred International, Inc. Hybrid maize plant and seed 38F33
TW200931467A (en) * 2008-01-10 2009-07-16 Ichia Tech Inc Manufacturing process and structure of micro-hole array keystroke panel
RU2572646C2 (en) * 2010-08-25 2016-01-20 Конинклейке Филипс Электроникс Н.В. Radio-frequency shield for magnetic-resonance imaging comprising conductive coating as shielding material
US9223352B2 (en) * 2012-06-08 2015-12-29 Apple Inc. Electronic device with electromagnetic shielding

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4336529A (en) * 1980-02-19 1982-06-22 Pitney Bowes Inc. Postage meter having shielded keyboard to protect against electromagnetic radiation
DE3700856A1 (en) * 1987-01-14 1988-07-28 Telefunken Electronic Gmbh OPTOELECTRONIC KEYBOARD
US5083240A (en) * 1989-08-24 1992-01-21 Technophone Limited Light guide
GB2236910B (en) * 1989-09-28 1993-12-08 Technophone Ltd A housing for electronic circuitry
US5265273A (en) * 1990-03-02 1993-11-23 Motorola, Inc. EMI shield for a display
US5128842A (en) * 1991-06-03 1992-07-07 Sunarrow Co., Inc. Uniform illumination plate
FI109960B (en) * 1991-09-19 2002-10-31 Nokia Corp Electronic device
US5365410A (en) * 1991-10-22 1994-11-15 Nokia Mobile Phones Ltd. Electromagnetic compatibility enclosure
US5513078A (en) * 1994-11-10 1996-04-30 Motorola, Inc. Shielded switch

Also Published As

Publication number Publication date
FI103632B1 (en) 1999-07-30
FI103632B (en) 1999-07-30
FI942863A (en) 1995-12-17
US5844166A (en) 1998-12-01

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